| a1 | a2 | b1 | b2 | x1 | x2 | x3 | x4 | x5 | x6 | y1 | y2 |
a1 | 1 |
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a2 | 0.052 | 1 |
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b1 | 0.036 | 0.005 | 1 |
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b2 | −0.03 | 0.021 | −0.017 | 1 |
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x1 | 0.106* | −0.018 | 0.096 | −0.01 | 1 |
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x2 | 0.046 | 0.076 | 0.039 | 0.075 | 0.389*** | 1 |
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x3 | 0.036 | −0.057 | 0.065 | −0.027 | −0.134** | −0.093 | 1 |
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x4 | −0.017 | −0.051 | −0.102* | −0.035 | −0.134** | −0.089 | 0.354*** | 1 |
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x5 | −0.009 | −0.044 | −0.045 | 0.01 | −0.230*** | −0.028 | 0.384*** | 0.427*** | 1 |
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x6 | −0.091 | 0.033 | −0.01 | −0.035 | −0.187*** | −0.144** | 0.189*** | 0.442*** | 0.363*** | 1 |
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y1 | −0.152** | −0.013 | −0.022 | −0.081 | −0.178*** | −0.074 | 0.077 | 0.172*** | 0.137** | 0.038 | 1 |
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y2 | −0.015 | 0.024 | −0.09 | 0.105* | −0.129** | 0.04 | 0.222*** | 0.448*** | 0.386*** | 0.317*** | 0.058 | 1 |